Extortion - Reaction

Only usable by a vampire who has blocked, after block resolution. Usable by a locked vampire.
[ser] Put this card on the acting minion. The attached minion burns 1 additional blood to unlock during their unlock phase (allies cannot burn blood). A Methuselah can burn the Edge to burn all Extortion cards they have.
[SER] Put this card in play under the control of the acting minion's controller. The controller of this card burns 1 pool during their unlock phase. They can burn the Edge to burn all Extortion cards they have.